CN113183503A - Automatic flexible production line for special-shaped pressing, hole milling and welding of automobile bumper - Google Patents
Automatic flexible production line for special-shaped pressing, hole milling and welding of automobile bumper Download PDFInfo
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- CN113183503A CN113183503A CN202110239296.2A CN202110239296A CN113183503A CN 113183503 A CN113183503 A CN 113183503A CN 202110239296 A CN202110239296 A CN 202110239296A CN 113183503 A CN113183503 A CN 113183503A
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- 238000003466 welding Methods 0.000 title claims abstract description 98
- 238000003801 milling Methods 0.000 title claims abstract description 79
- 238000003825 pressing Methods 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 210000004379 membrane Anatomy 0.000 claims abstract description 51
- 239000012528 membrane Substances 0.000 claims abstract description 51
- 210000002219 extraembryonic membrane Anatomy 0.000 claims abstract description 31
- 238000012546 transfer Methods 0.000 claims abstract description 19
- 238000012423 maintenance Methods 0.000 claims description 41
- 230000007246 mechanism Effects 0.000 claims description 28
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052782 aluminium Inorganic materials 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 17
- 230000001788 irregular Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/001—Producing wall or panel-like structures, e.g. for hulls, fuselages, or buildings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/015—Frames, beds, pillars
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper, which comprises a conveying line, wherein the conveying line is circulated among a plurality of stations, a fetal membrane bottom plate is placed at the top of the conveying line, the bottom of the fetal membrane bottom plate is matched with the conveying line through a rail, and a plurality of fetal membrane bottom plates are placed on the conveying line; the top parts of the left side and the right side of the conveying line are respectively provided with a transfer machine, the transfer machines are used for carrying a tire membrane bottom plate, a tire membrane and a bumper to transfer the left line and the right line of the conveying line together, and the front side and the rear side of the conveying line are provided with a workpiece placing station and a workpiece taking station; a special-shaped pressing station, a hole milling station and a flexible welding station are sequentially arranged between the workpiece placing station and the workpiece taking station. The bumper can be processed on one production line, so that the bumper is efficient and quick; in addition, the tire membranes and the radar supports on the assembly line and the processing equipment of each processing station can be replaced, so that the bumper processing machine is suitable for processing bumpers of different specifications and models, and flexible production is realized.
Description
Technical Field
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
Background
The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body. The plastic bumper for automobile consists of three parts, including outer plate, buffering material and cross beam, the outer plate and the buffering material are made of plastic, the cross beam is punched with cold rolled sheet to form U-shaped slot, and the outer plate and the buffering material are adhered to the cross beam.
After the automobile bumper is subjected to injection molding, the automobile bumper needs to be subjected to processing operations such as special-shaped pressing, hole milling, welding and the like, and the rear bumper is welded with the radar support after holes are formed in the surface of the rear bumper. Traditional process need process on the station of difference, and transports between the station of difference and need consume more production time, and production efficiency is low, still extravagant manual work. Therefore, an automatic flexible production line for punching and welding of the automobile bumper, which has the advantages of wide application range, high automation degree, tight connection between stations and high processing efficiency and rapidness, is urgently needed at present.
Disclosure of Invention
The invention aims to overcome the defects and provide the automatic flexible production line for the special-shaped pressing, hole milling and welding of the automobile bumper, which has the advantages of wide application range, high automation degree, close connection between stations, high efficiency and quickness in processing.
The purpose of the invention is realized as follows:
the automatic flexible production line for the special-shaped pressing, hole milling and welding of the automobile bumper comprises two sets of conveying lines which are in central symmetry, wherein the conveying lines are circulated among a plurality of stations; the conveying line is square in overlooking view, a tire membrane bottom plate is placed at the top of the conveying line, the bottom of the tire membrane bottom plate is matched with the conveying line through a rail so as to slide on the conveying line, after a tire membrane is arranged at the top of the tire membrane bottom plate, a bumper to be processed can be fixed at the top of the tire membrane, so that the bumper can be transported on the conveying line, and a plurality of tire membrane bottom plates are placed on the conveying line;
the top parts of the left side and the right side of the conveying line are respectively provided with a transfer machine, the transfer machines are used for carrying a tire membrane bottom plate, a tire membrane and a bumper to transfer the left line and the right line of the conveying line together, and the front side and the rear side of the conveying line are provided with a workpiece placing station and a workpiece taking station;
a special-shaped pressing station, a hole milling station and a flexible welding station are sequentially arranged between the workpiece placing station and the workpiece taking station on the conveying line;
a tire membrane maintenance station is arranged on the left side of the outer part of the conveying line and comprises a maintenance station I, a maintenance station II, a safety grating, a safety door, an operation panel, a control electric box, a bottom plate supporting frame and a movable bottom plate; the safety grating, the safety door and the control electric box are arranged around the bottom plate supporting frame, and the operation panel is arranged on the safety door; the front end of the bottom plate supporting frame is a maintenance station I, and the rear end of the bottom plate supporting frame is a maintenance station II; guide rails are arranged on two sides of the bottom plate supporting frame along the length direction of the bottom plate supporting frame, a plurality of rollers are arranged at the bottom of the movable bottom plate, and the movable bottom plate is arranged on the guide rails in a sliding mode through the rollers; four groups of upright posts are arranged at the upper part of the movable bottom plate, a tire membrane frame is arranged on the upright posts, and a tire membrane positioning pin is arranged at the upper end of the tire membrane frame; the bottom plate supporting frames on the two sides of the maintenance station I and the maintenance station II are respectively provided with a locking block; the locking block is a turning clamp and is electrically controlled to act; one side of the bottom plate supporting frame positioned beside the second maintenance station is provided with a pneumatic quick plug, and the other side of the bottom plate supporting frame is provided with an electric quick plug, an air distribution block and an RFID detection module;
a tire membrane conveying and jacking device is arranged below the special-shaped pressing station and comprises a special-shaped pressing frame, a driving motor, a special-shaped pressing guide rail, a speed multiplying chain, a supporting bottom plate and a tire membrane bottom plate; the special-shaped press frame is characterized in that the left side and the right side of the special-shaped press frame are respectively provided with a special-shaped press guide rail, the bottoms of the front end and the rear end of each special-shaped press guide rail are provided with vertical sliding plates, and the sliding plates are arranged on the special-shaped press frame in a sliding manner; a rack is fixed on the sliding plate and is meshed with a gear; the gear rotates and drives the rack to move up and down, the rack drives the sliding plate to lift, and the sliding plate drives the special-shaped pressure guide rail at the upper end of the sliding plate to lift up and down; a speed multiplying chain is arranged in the special-shaped pressure guide rail along the length direction of the special-shaped pressure guide rail, and the speed multiplying chain is driven by a driving motor to work; the special-shaped press frame is characterized in that a support frame is arranged on the inner side of the special-shaped press frame, a support bottom plate is arranged at the upper end of the support frame, a fetal membrane bottom plate is arranged above the support bottom plate, and the left side and the right side of the fetal membrane bottom plate are arranged on the speed doubling chains and are transmitted and moved through the speed doubling chains;
the rear end of the special-shaped pressing station is a hole milling station, the hole milling station comprises a support, a bumper penetrates through the lower portion of the support, two hole milling guide rails which extend in the left-right direction and are arranged in parallel are arranged at the top of the support, a left milling roller device and a right milling roller device are arranged on the hole milling guide rails, the bottoms of the two milling roller devices are assembled on the hole milling guide rails and can slide left and right, a milling cutter and a roller edge device are arranged on each milling roller device, and the bottoms of the milling cutter and the roller edge device face downwards;
the rear end of the hole milling station is a flexible welding station, the flexible welding station comprises two robots arranged on a robot base, and the end parts of mechanical arms of the robots are connected with an ultrasonic welding device through a quick change disc; a welding device replacing frame is respectively arranged on two sides of the robot, a row of ultrasonic welding devices are placed on the welding device replacing frame, and a radar support placing position is arranged on the front side of the robot; the ultrasonic welding device comprises a bumper, a connecting block, an ultrasonic unit conversion block, a welding cylinder, a stroke ultrasonic unit, a connecting column, a connecting rod, a bumper, a connecting rod and a radar bracket, wherein the top of the ultrasonic welding device is provided with the welding cylinder, a piston rod of the welding cylinder penetrates through the connecting block and is connected with the stroke ultrasonic unit, the upper end of the connecting block is connected with the connecting column, the lower end of the connecting column is provided with the ultrasonic unit conversion block, and the ultrasonic unit conversion block is used for carrying out ultrasonic welding on the bumper;
a radar support library is arranged on the right side outside the conveying line and comprises a radar material rack lifting and rotating device; the radar rack lifting and rotating equipment comprises a frame, a motor, chain wheel and chain mechanisms, a rotating platform and a lifting cylinder, wherein aluminum profile frames with the length direction in the front-back direction are arranged at the upper ends of the left side and the right side of the frame, the chain wheel and chain mechanisms are arranged in the two aluminum profile frames, two groups of chain wheel and chain mechanisms respectively comprise a plurality of chain wheels and chains arranged on the chain wheels in a transmission manner, one group of chain wheel and chain mechanisms are driven by the motor to work, the motor drives the chain wheels to rotate, and the chain wheels drive the chains to transmit; a driving roller and a driven roller which are driven by a chain wheel and chain mechanism to rotate are respectively arranged between the front ends and the rear ends of the two aluminum profile frames, and the length directions of the driving roller and the driven roller are vertical to the length direction of the aluminum profile frames; two ends of the driving roller and the driven roller are fixed on a chain wheel in a chain wheel and chain mechanism, and one end of the driving roller is fixed with the chain wheel driven by a motor to rotate; the frame is provided with track roller supports fixedly connected with the frame on the inner sides of two aluminum profile frames, a plurality of track rollers are arranged between the track roller supports and the adjacent aluminum profile frames, the length direction of the track rollers is consistent with that of the driving rollers, one ends of the track rollers are connected with a chain wheel in a chain wheel and chain mechanism, the chain wheel drives the track rollers to rotate, the other ends of the track rollers extend out of a rotating shaft, the rotating shaft is inserted into a through hole formed in an L-shaped fixing plate, and the L-shaped fixing plate is fixed on the track roller supports; the middle positions of the front side and the rear side of the frame are respectively provided with a fixed plate, the bottom of each fixed plate is provided with a lifting cylinder, and the end part of a piston rod of each lifting cylinder is fixed at the bottom of each fixed plate; a piston rod of the lifting cylinder pushes the fixing plate to drive the frame to lift up and down; two guide rods are symmetrically arranged on the front side edge and the rear side edge of the frame respectively; a rotating platform is arranged in the frame, a stepping motor is arranged at the bottom of the rotating platform, and a rotating shaft of the stepping motor is fixed at the center of the bottom of the rotating platform; a rotating shaft of the stepping motor drives the rotating platform to rotate in the horizontal plane; the motor base of the stepping motor is fixed on the mounting plate at the bottom of the stepping motor, a welding frame is arranged on the outer circle of the mounting plate and is rectangular, cylinder fixing frames are arranged on the front side and the rear side of the welding frame, and the cylinder base of the lifting cylinder is fixed on the cylinder fixing frames; the bottom surface of the welding frame extends outwards to form four supporting planes, guide sleeves are arranged at the left end and the right end of the front supporting plane and the rear supporting plane of the welding frame respectively, the guide sleeves are matched with guide rods at the bottom of the frame, and the guide rods are movably inserted into the guide sleeves.
The automatic flexible production line for the special-shaped pressing, hole milling and welding of the automobile bumper is characterized in that four groups of rollers are arranged; both ends all are provided with spacing buffer block around the portable bottom plate.
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
According to the automatic flexible production line for the irregular pressing, hole milling and welding of the automobile bumper, the left side and the right side of the supporting bottom plate are respectively provided with the plurality of limiting assemblies.
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
The invention relates to an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
Compared with the prior art, the invention has the beneficial effects that:
according to the automatic flexible production line for the irregular pressing, hole milling and welding of the automobile bumper, various workpieces are centralized on one flexible production line for processing, a tire membrane library, a radar support library, an irregular pressing station, a hole milling station, a flexible welding station, a workpiece taking station, a workpiece placing station and the like are integrated on the production line, so that the bumper can be processed on one production line efficiently and quickly; in addition, the tire membranes, the radar supports and the processing equipment of each processing station on the production line can be replaced, such as a milling cutter, a welding device, the tire membranes and the like, so that the bumper processing equipment is suitable for processing bumpers of different specifications and models, flexible production is realized, and the processing efficiency of the bumpers is improved;
the tire membrane maintenance station comprises a bottom plate supporting frame and a movable bottom plate which is arranged on the bottom plate supporting frame in a sliding mode, the front end and the rear end of the bottom plate supporting frame are respectively a first maintenance station and a second maintenance station, the movable bottom plate is placed on the first maintenance station and is dragged to the second maintenance station by manpower for maintenance, one side of the bottom plate supporting frame beside the second maintenance station is provided with a pneumatic quick plug, the other side of the bottom plate supporting frame is provided with an electric quick plug, an air distribution block and an RFID detection module, and the tire membrane is subjected to quick plug insertion detection, mold pressure detection, piece detection and vacuum pressure detection to ensure that the quality of the tire membrane is intact, so that the production quality of a bumper is ensured;
the tire membrane conveying and jacking equipment disclosed by the invention drives the tire membrane through a speed multiplication chain, the speed multiplication chain is arranged on a guide rail, the bottom of the guide rail is arranged on a frame in a sliding manner through a sliding plate, and the bottom of the guide rail is lifted up and down on the frame through a gear rack; a supporting bottom plate is arranged on the inner side of the frame, a fetal membrane bottom plate is arranged on the supporting bottom plate, and the fetal membrane bottom plate can be replaced according to different bumpers; the invention can automatically convey the fetal membrane from the previous station to the next station, is suitable for the fetal membranes of various types, is suitable for a flexible production line, saves labor and improves working efficiency;
the radar rack lifting and rotating equipment comprises a frame and a rotating platform in the frame, wherein lifting cylinders are arranged on the front side and the rear side of the frame and drive the frame to lift up and down through the lifting cylinders, the bottom of the rotating platform is connected with a rotating shaft of a stepping motor, and the rotating shaft of the stepping motor rotates to drive the rotating platform to rotate; the direction of the radar support is adjusted through rotation of the rotary platform, so that a worker can conveniently take a workpiece, and the beat is reduced; the lifting cylinder drives the frame to rise, so that the height of the frame is the same as that of the jacking moving carrier roller line of the rear section, and transportation is facilitated; the lifting and rotating equipment for the automobile bumper radar material rack is simple in structure and convenient to operate, and improves the working efficiency.
Drawings
FIG. 1 is a schematic structural diagram of an automatic flexible production line for special-shaped pressing, hole milling and welding of an automobile bumper.
FIG. 2 is a schematic view of the tire membrane repair station of FIG. 1.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a front view of fig. 2.
Fig. 5 is an enlarged schematic view of the movable floor in fig. 2.
Fig. 6 is a schematic view of the profile pressing station of fig. 1.
Fig. 7 is a schematic structural diagram of the tire membrane conveying and jacking device in fig. 6.
Fig. 8 is a side view of fig. 7.
Fig. 9 is a top view of fig. 7.
Fig. 10 is a front view of fig. 7.
Fig. 11 is a schematic structural view of the hole milling station in fig. 1.
Fig. 12 is a front view of fig. 11.
Fig. 13 is a schematic structural view of the flexible welding station of fig. 1.
Fig. 14 is a top view of fig. 13.
Fig. 15 is a side view of fig. 13.
FIG. 16 is a schematic view of the ultrasonic welding apparatus of the flexible welding station of FIG. 1.
FIG. 17 is a schematic structural diagram of a lifting and rotating device of a radar material rack in an automatic flexible production line for irregularly pressing, milling and welding the automobile bumper.
Fig. 18 is a top view of fig. 17.
Fig. 19 is a front view of fig. 17.
Fig. 20 is a side view of fig. 17.
Wherein: a workpiece placing station 1, a workpiece taking station 2,
A fetal membrane maintenance station 3, a maintenance station I3.1, a maintenance station II 3.2, a safety grating 3.3, a safety door 3.4, an operation panel 3.5, a control electric box 3.6, a bottom plate supporting frame 3.7, a movable bottom plate 3.8, a guide rail 3.9, a locking block 3.10, a roller 3.11, a fetal membrane frame 3.12, a fetal membrane positioning pin 3.13, a column 3.14, a limit buffer block 3.15, a pneumatic quick plug 3.16, an electric quick plug 3.17, an air distribution block 3.18, an RFID detection module 3.19, a safety door 3.4, an operation panel 3.5, a control electric box 3.6, a bottom plate supporting frame 3.7, an electric quick plug 3.18, an electric quick plug 3.16, an electric quick plug 3.17, an electric quick plug 3.18, an RFID detection module 3.19, a safety door control module, a safety door,
a special-shaped pressing station 4, a special-shaped pressing frame 4.1, a driving motor 4.2, a special-shaped pressing guide rail 4.3, a double-speed chain 4.4, a gear 4.5, a rack 4.6, a guide rail lock 4.7, a support frame 4.8, a support bottom plate 4.9, a tire membrane bottom plate 4.10, a limiting component 4.11, a locking mechanism 4.12, a sliding plate 4.13, a tire membrane conveying and jacking device 4.14,
A hole milling station 5, a bracket 5.1, a hole milling guide rail 5.2,
A radar rack lifting and rotating device 7, a frame 7.1, a motor 7.2, a chain wheel and chain mechanism 7.3, a driving roller 7.4, a driven roller 7.5, a rotating platform 7.6, a lifting cylinder 7.7, an aluminum profile bracket 7.8, a fixing plate 7.9, a track roller 7.10, a cylinder fixing frame 7.11, a guide rod 7.12, a guide sleeve 7.13, a round bottom supporting leg 7.14, an L-shaped fixing plate 7.15, a guide rod supporting leg,
And (6) a conveying line 8.
Detailed Description
Referring to fig. 1 to 20, the automatic flexible production line for the irregular pressing, hole milling and welding of the automobile bumper, provided by the invention, comprises two sets of conveying lines 8 which are rotated among a plurality of stations, wherein the two sets of conveying lines 8 are centrosymmetric; transfer chain 8 overlooks and is squarely, and the fetal membrane bottom plate has been placed at the top of transfer chain 8, and the bottom of fetal membrane bottom plate passes through the track cooperation with transfer chain 8 to slide on transfer chain 8, behind the fetal membrane bottom plate top set up the fetal membrane, can fix the bumper of treating processing at the fetal membrane top, thereby make the bumper transport on transfer chain 8, a plurality of fetal membrane bottom plates have been placed on transfer chain 8 to can be on a transfer chain 8, carry out flexible processing to a plurality of bumpers simultaneously, improve the availability factor of production line.
The left and right sides top of transfer chain 8 is provided with one respectively and moves the machine of carrying, moves the machine of carrying and is used for taking fetal membrane bottom plate, fetal membrane and bumper to carry out the transportation of two way lines in the left and right sides of transfer chain 8 together to transfer chain 8 is provided with in the front and back both sides and puts a station 1 and get a station 2, gets a station 2 and is used for putting the bumper before processing, puts a station 1 and is used for taking off the bumper that will accomplish processing.
A special-shaped pressing station 4, a hole milling station 5 and a flexible welding station 6 are sequentially arranged between the workpiece placing station 1 and the workpiece taking station 2 on the conveying line 8;
a tire membrane maintenance station 3 is arranged on the left side of the outer portion of the conveying line 8, and the tire membrane maintenance station 3 comprises a maintenance station I3.1, a maintenance station II 3.2, a safety grating 3.3, a safety door 3.4, an operation panel 3.5, a control electric box 3.6, a bottom plate supporting frame 3.7 and a movable bottom plate 3.8; the safety grating 3.3, the safety door 3.4 and the control electric box 3.6 are arranged around the bottom plate supporting frame 3.7, and the operation panel 3.5 is arranged on the safety door 3.4; the front end of the bottom plate supporting frame 3.7 is a first maintenance station 3.1, and the rear end is a second maintenance station 3.2; guide rails 3.9 are arranged on two sides of the bottom plate supporting frame 3.7 along the length direction of the bottom plate supporting frame, a plurality of rollers 3.11 are arranged at the bottom of the movable bottom plate 3.8, and the movable bottom plate 3.8 is arranged on the guide rails 3.9 in a sliding mode through the rollers 3.11; manually pulling the movable bottom plate 3.8 from the first maintenance station 3.1 to the second maintenance station 3.2; four groups of upright posts 3.14 are arranged at the upper part of the movable bottom plate 3.8, a fetal membrane frame 3.12 is arranged on the upright posts 3.14, and a fetal membrane positioning pin 3.13 is arranged at the upper end of the fetal membrane frame 3.12; the bottom plate supporting frames 3.7 on the two sides of the maintenance station I3.1 and the maintenance station II 3.2 are respectively provided with a locking block 3.10, and the locking blocks 3.10 are used for locking the movable bottom plate 3.8 on the bottom plate supporting frames 3.7; the locking block 3.10 is a turning clamp and is electrically controlled to act; one side of a bottom plate supporting frame 3.7 located beside the second maintenance station 3.2 is provided with a pneumatic fast plug 3.16, and the other side is provided with an electric fast plug 3.17, a gas distribution block 3.18 and an RFID detection module 3.19;
furthermore, the front end and the rear end of the movable bottom plate 3.8 are respectively provided with a limiting buffer block 3.15, and the limiting buffer blocks 3.15 prevent the movable bottom plate 3.8 from colliding with the bottom plate supporting frame 3.7;
further, there are four sets of rollers 3.11;
further, the electric quick plug 3.17, the air distribution block 3.18 and the RFID detection module 3.19 are arranged on a mounting plate, and the mounting plate is fixed on the side edge of the bottom plate support frame 3.7;
the working principle of the fetal membrane maintenance station is as follows: firstly, a fetal membrane warehouse trolley forks a fetal membrane to a first maintenance station 3.1, then a worker manually pulls the fetal membrane to a second maintenance station 3.2, a locking button is arranged on an operation panel 3.5, a locking block 3.10 locks a movable bottom plate 3.8 on a bottom plate supporting frame 3.7, and then the worker starts to operate.
A tire membrane conveying and jacking device 4.14 is arranged below the special-shaped pressing station 4 and comprises a special-shaped pressing frame 4.1, a driving motor 4.2, a special-shaped pressing guide rail 4.3, a double-speed chain 4.4, a supporting bottom plate 4.9 and a tire membrane bottom plate 4.10; the left side and the right side of the special-shaped press frame 4.1 are both provided with special-shaped press guide rails 4.3, the bottoms of the front end and the rear end of each special-shaped press guide rail 4.3 are provided with vertical sliding plates 4.13, and the sliding plates 4.13 are arranged on the special-shaped press frame 4.1 in a sliding manner; a rack 4.6 is fixed on the sliding plate 4.13, and a gear 4.5 is meshed with the rack 4.6; the gear 4.5 rotates and drives the rack 4.6 to move up and down, the rack 4.6 drives the sliding plate 4.13 to lift, and the sliding plate 4.13 drives the special-shaped pressure guide rail 4.3 at the upper end to lift up and down; a speed multiplying chain 4.4 is arranged in the special-shaped pressure guide rail 4.3 along the length direction of the special-shaped pressure guide rail, and the speed multiplying chain 4.4 is driven by a driving motor 4.2 to work; a supporting frame 4.8 is arranged on the inner side of the special-shaped press frame 4.1, a supporting bottom plate 4.9 is arranged at the upper end of the supporting frame 4.8, a fetal membrane bottom plate 4.10 is arranged above the supporting bottom plate 4.9, and the left side and the right side of the fetal membrane bottom plate 4.10 are arranged on the speed doubling chain 4.4 and are transmitted and moved through the speed doubling chain 4.4;
further, a guide rail lock 4.7 is arranged on the sliding plate 4.13, and the guide rail lock 4.7 is used for locking and fixing the special-shaped press guide rail 4.3 on the special-shaped press frame 4.1;
furthermore, a plurality of limiting assemblies 4.11 are arranged on the left side and the right side of the supporting bottom plate 4.9;
furthermore, a plurality of locking mechanisms 4.12 are arranged on the inner side of the special-shaped pressure guide rail 4.3 along the length direction of the special-shaped pressure guide rail, and the locking mechanisms 4.12 are positioned between the limiting component 4.11 and the special-shaped pressure guide rail 4.3; the locking mechanism 4.12 is used for locking the bottom plate 4.10 of the tyre film.
The rear of the special-shaped pressing station 4 is a hole milling station 5, the hole milling station 5 comprises a support 5.1, a bumper penetrates through the lower portion of the support 5.1, two hole milling guide rails 5.2 which are arranged in parallel and extend in the left-right direction are arranged at the top of the support 5.1, a left milling roller device and a right milling roller device are arranged on the hole milling guide rails 5.2, the bottoms of the two hole milling roller devices can slide left and right on the hole milling guide rails 5.2, a milling cutter and a roller edge device are arranged on each hole milling roller device, the bottoms of the milling cutter and the roller edge device face downwards, the operation of milling holes and the R angle of the roller can be simultaneously carried out on the bumper, and the defects that the conventional laser hole milling can only be used for milling holes singly and the R angle cannot be rolled are overcome.
The rear end of the hole milling station 5 is a flexible welding station 6, the flexible welding station 6 comprises two robots 6.1 arranged on a robot base 6.6, welding device replacing frames 6.5 are respectively arranged on two sides of the robots 6.1, a row of ultrasonic welding devices 6.4 are arranged on the welding device replacing frames 6.5, the ultrasonic welding devices 6.4 on the robots 6.1 are replaced according to bumpers of different specifications, and therefore the flexible welding robot is suitable for welding different bumpers and achieves flexible welding, a radar bracket placing position is arranged on the front side of the robot 6.1, and a worker places a radar bracket to be welded on the radar bracket; the end part of a mechanical arm 6.2 of the robot 6.1 is connected with an ultrasonic welding device 6.4 through a quick change disc 6.3; the top of ultrasonic welding device 6.4 is provided with welding cylinder 6.4.1, and welding cylinder 6.4.1's piston rod passes a connecting block 6.4.2 and is connected with stroke ultrasonic unit 6.4.3, and connecting block 6.4.2 upper end is connected with spliced pole 6.4.4, and spliced pole 6.4.4 lower extreme is provided with ultrasonic unit conversion piece 6.4.5, and ultrasonic unit conversion piece 6.4.5 carries out ultrasonic welding radar support to the bumper.
A radar support library is arranged on the right side outside the conveying line 8 and comprises a radar material rack lifting and rotating device 7; the radar rack lifting and rotating equipment 7 comprises a frame 7.1, a motor 7.2, chain wheel and chain mechanisms 7.3, a rotating platform 7.6 and a lifting cylinder 7.7, wherein aluminum profile frames 7.8 with the length directions in the front and back directions are arranged at the upper ends of the left side and the right side of the frame 7.1, the chain wheel and chain mechanisms 7.3 are arranged in the two aluminum profile frames 7.8, the two groups of chain wheel and chain mechanisms 7.3 respectively comprise a plurality of chain wheels and chains arranged on the chain wheels in a transmission manner, one group of chain wheel and chain mechanisms 7.3 is driven by the motor 7.2 to work, the motor 7.2 drives the chain wheels to rotate, and the chain wheels drive the chains to transmit; a driving roller 7.4 and a driven roller 7.5 driven by a chain wheel and chain mechanism 7.3 to rotate are respectively arranged between the front end and the rear end of the two aluminum profile frames 7.8, and the length directions of the driving roller 7.4 and the driven roller 7.5 are vertical to the length direction of the aluminum profile frames 7.8; two ends of the driving roller 7.4 and the driven roller 7.5 are fixed on a chain wheel in a chain wheel and chain mechanism 7.2, and one end of the driving roller 7.4 is fixed with the chain wheel driven by the motor 7.2 to rotate; the frame 7.1 is provided with a track roller support fixedly connected with the frame 7.1 at the inner sides of two aluminum profile frames 7.8, a plurality of track rollers 7.10 are arranged between the track roller support and the aluminum profile frames 7.8 close to the track roller support, the length direction of the track rollers 7.10 is consistent with that of the driving roller 7.4, one end of each track roller 7.10 is connected with a chain wheel in a chain wheel and chain mechanism 7.3, the chain wheel drives the track rollers 7.10 to rotate, the other end of each track roller 7.10 extends out of a rotating shaft, the rotating shaft is inserted into a through hole formed in an L-shaped fixing plate 7.15, and the L-shaped fixing plate 7.15 is fixed on the track roller support; a fixing plate 7.9 is arranged in the middle of the front side and the rear side of the frame 7.1, a lifting cylinder 7.7 is arranged at the bottom of the fixing plate 7.9, and the end part of a piston rod of the lifting cylinder 7.7 is fixed at the bottom of the fixing plate 7.9; a piston rod of the lifting cylinder 7.7 pushes the fixing plate 7.9 to drive the frame 7.1 to lift up and down; two guide rods 7.12 are symmetrically arranged on the front side edge and the rear side edge of the frame 7.1 respectively; a rotating platform 7.6 is arranged inside the frame 7.1, a stepping motor is arranged at the bottom of the rotating platform 7.6, and a rotating shaft of the stepping motor is fixed at the center of the bottom of the rotating platform 7.6; a rotating shaft of the stepping motor drives the rotating platform 7.6 to rotate in the horizontal plane; the motor base of the stepping motor is fixed on the mounting plate at the bottom of the stepping motor, a welding frame is arranged on one circle outside the mounting plate and is rectangular, air cylinder fixing frames 7.11 are arranged on the front side and the rear side of the welding frame, and the air cylinder base of the lifting air cylinder 7.7 is fixed on the air cylinder fixing frames 7.11; the bottom surface of the welding frame extends outwards to form four supporting planes, guide sleeves 7.13 are arranged at the left end and the right end of the front supporting plane and the rear supporting plane of the welding frame (two sides of a fixed cylinder fixing frame 7.11 are fixed on the front supporting plane and the rear supporting plane of the welding frame), the guide sleeves 7.13 are matched with guide rods 7.12 at the bottom of the frame 7.1, and the guide rods 7.12 are movably inserted into the guide sleeves 13;
further, the plurality of orbital rollers 7.10 are located between the drive roller 7.4 and the driven roller 7.5;
further, the bottoms of four corners of the welding frame are provided with round bottom supporting feet 7.14;
the working principle of the radar rack rotating equipment 7 is as follows: the radar support is transmitted on the driving roller 7.4 and the track roller 7.10 and conveyed to the rotating platform 7.6, the stepping motor drives the rotating platform 7.6 to rotate, so that the direction of the radar support is correct, then the lifting cylinder 7.7 drives the frame 7.1 to ascend, and the radar support is continuously transmitted on the track roller 7.10 and the driven roller 7.5.
When the automatic flexible production line for the irregular pressing, hole milling and welding of the automobile bumper works, a tire membrane corresponding to a bumper to be machined is placed on a conveying line, then a worker places the bumper on the corresponding tire membrane on a workpiece taking station, the worker places a radar support on a radar support placing position on the front side of a flexible welding station, the bumper is conveyed on the conveying line along with the tire membrane, irregular pressing is carried out on the irregular pressing station, the bumper passes through a hole milling station after passing through the hole milling station, the operation of hole milling and roller R angle are simultaneously carried out on the bumper by a milling cutter and a roller edge device, then the bumper passes through the flexible welding station, a robot adsorbs the radar support on the radar support placing position, ultrasonic welding is carried out through an ultrasonic welding device, and finally the welded bumper is returned to the workpiece placing station, and the worker takes away the bumper to complete machining.
In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (8)
1. Car bumper abnormal shape is pressed, the automatic flexible production line of milling hole, welding, its characterized in that: the device comprises a conveying line (8) which circulates among a plurality of stations, wherein two sets of conveying lines (8) are arranged, and the two sets of conveying lines (8) are centrosymmetric; the overhead view of the conveying line (8) is square, the membrane bottom plate is placed at the top of the conveying line (8), the bottom of the membrane bottom plate is matched with the conveying line (8) through a rail so as to slide on the conveying line (8), after the membrane is arranged at the top of the membrane bottom plate, a bumper to be processed can be fixed at the top of the membrane, so that the bumper can be transported on the conveying line (8), and a plurality of membrane bottom plates are placed on the conveying line (8);
the top parts of the left side and the right side of the conveying line (8) are respectively provided with a transfer machine, the transfer machines are used for carrying a tire membrane bottom plate, a tire membrane and a bumper to transfer the left line and the right line of the conveying line (8), and the conveying line (8) is provided with a workpiece placing station (1) and a workpiece taking station (2) on the front side and the rear side;
a special-shaped pressing station (4), a hole milling station (5) and a flexible welding station (6) are sequentially arranged between the workpiece placing station (1) and the workpiece taking station (2) on the conveying line (8);
a tire membrane maintenance station (3) is arranged on the left side of the outer portion of the conveying line (8), and the tire membrane maintenance station (3) comprises a maintenance station I (3.1), a maintenance station II (3.2), a safety grating (3.3), a safety door (3.4), an operation panel (3.5), a control electric box (3.6), a bottom plate supporting frame (3.7) and a movable bottom plate (3.8); the safety grating (3.3), the safety door (3.4) and the control electric box (3.6) are arranged around the bottom plate supporting frame (3.7), and the operation panel (3.5) is arranged on the safety door (3.4); the front end of the bottom plate supporting frame (3.7) is a first maintenance station (3.1), and the rear end of the bottom plate supporting frame is a second maintenance station (3.2); guide rails (3.9) are arranged on two sides of the bottom plate supporting frame (3.7) along the length direction of the bottom plate supporting frame, a plurality of rollers (3.11) are arranged at the bottom of the movable bottom plate (3.8), and the movable bottom plate (3.8) is arranged on the guide rails (3.9) in a sliding mode through the rollers (3.11); four groups of upright posts (3.14) are arranged at the upper part of the movable bottom plate (3.8), a tire membrane frame (3.12) is arranged on the upright posts (3.14), and a tire membrane positioning pin (3.13) is arranged at the upper end of the tire membrane frame (3.12); the bottom plate supporting frames (3.7) on the two sides of the maintenance station I (3.1) and the maintenance station II (3.2) are respectively provided with a locking block (3.10); the locking block (3.10) is a turning clamp and is electrically controlled to act; one side of a bottom plate supporting frame (3.7) positioned beside the second maintenance station (3.2) is provided with a pneumatic quick plug (3.16), and the other side is provided with an electric quick plug (3.17), an air distribution block (3.18) and an RFID detection module (3.19);
a fetal membrane conveying and jacking device (4.14) is arranged below the special-shaped pressing station (4) and comprises a special-shaped pressing frame (4.1), a driving motor (4.2), a special-shaped pressing guide rail (4.3), a speed doubling chain (4.4), a supporting bottom plate (4.9) and a fetal membrane bottom plate (4.10); the special-shaped press frame is characterized in that the left side and the right side of the special-shaped press frame (4.1) are respectively provided with a special-shaped press guide rail (4.3), the bottoms of the front end and the rear end of each special-shaped press guide rail (4.3) are provided with a vertical sliding plate (4.13), and the sliding plates (4.13) are slidably arranged on the special-shaped press frame (4.1); a rack (4.6) is fixed on the sliding plate (4.13), and a gear (4.5) is meshed with the rack (4.6); the gear (4.5) rotates and drives the rack (4.6) to move up and down, the rack (4.6) drives the sliding plate (4.13) to lift, and the sliding plate (4.13) drives the special-shaped pressure guide rail (4.3) at the upper end of the sliding plate to lift up and down; a speed multiplying chain (4.4) is arranged in the special-shaped pressure guide rail (4.3) along the length direction of the special-shaped pressure guide rail, and the speed multiplying chain (4.4) is driven by a driving motor (4.2) to work; a supporting frame (4.8) is arranged on the inner side of the special-shaped press frame (4.1), a supporting bottom plate (4.9) is arranged at the upper end of the supporting frame (4.8), a tire membrane bottom plate (4.10) is arranged above the supporting bottom plate (4.9), and the left side and the right side of the tire membrane bottom plate (4.10) are arranged on the speed doubling chain (4.4) and are transmitted and moved through the speed doubling chain (4.4);
the rear end of the special-shaped pressing station (4) is a hole milling station (5), the hole milling station (5) comprises a support (5.1), a bumper penetrates through the lower part of the support (5.1), two hole milling guide rails (5.2) which extend in the left-right direction and are arranged in parallel are arranged at the top of the support (5.1), a left milling roller device and a right milling roller device are arranged on the hole milling guide rails (5.2), the bottoms of the two milling roller devices are assembled on the hole milling guide rails (5.2) and can slide left and right, a milling cutter and a roller edge device are arranged on each milling roller device, and the bottoms of the milling cutter and the roller edge device face downwards;
the rear end of the hole milling station (5) is a flexible welding station (6), the flexible welding station (6) comprises two robots (6.1) arranged on robot bases (6.6), and the end parts of mechanical arms (6.2) of the robots (6.1) are connected with an ultrasonic welding device (6.4) through quick change discs (6.3); welding device replacing frames (6.5) are respectively arranged on two sides of the robot (6.1), a row of ultrasonic welding devices (6.4) are placed on the welding device replacing frames (6.5), and a radar support placing position is arranged on the front side of the robot (6.1); the top of the ultrasonic welding device (6.4) is provided with a welding cylinder (6.4.1), a piston rod of the welding cylinder (6.4.1) penetrates through a connecting block (6.4.2) and is connected with a stroke ultrasonic unit (6.4.3), the upper end of the connecting block (6.4.2) is connected with a connecting column (6.4.4), the lower end of the connecting column (6.4.4) is provided with an ultrasonic unit conversion block (6.4.5), and the ultrasonic unit conversion block (6.4.5) is used for carrying out ultrasonic welding on the radar bracket on the bumper;
a radar support library is arranged on the right side outside the conveying line (8), and comprises a radar rack lifting and rotating device (7); the radar rack lifting and rotating equipment (7) comprises a frame (7.1), a motor (7.2), chain wheel and chain mechanisms (7.3), a rotating platform (7.6) and a lifting cylinder (7.7), aluminum profile frames (7.8) with the length directions being the front and back directions are arranged at the upper ends of the left side and the right side of the frame (7.1), the chain wheel and chain mechanisms (7.3) are arranged inside the two aluminum profile frames (7.8), two groups of chain wheel and chain mechanisms (7.3) comprise a plurality of chain wheels and chains arranged on the chain wheels in a transmission mode, one group of chain wheel and chain mechanisms (7.3) are driven by the motor (7.2) to work, the motor (7.2) drives the chain wheels to rotate, and the chain wheels drive the chains to transmit; a driving roller (7.4) and a driven roller (7.5) driven by a chain wheel and chain mechanism (7.3) to rotate are respectively arranged between the front end and the rear end of the two aluminum profile frames (7.8), and the length directions of the driving roller (7.4) and the driven roller (7.5) are vertical to the length direction of the aluminum profile frames (7.8); two ends of the driving roller (7.4) and the driven roller (7.5) are fixed on a chain wheel in the chain wheel and chain mechanism (7.2), and one end of the driving roller (7.4) is fixed with the chain wheel driven by the motor (7.2) to rotate; the frame (7.1) is provided with a track roller support fixedly connected with the frame (7.1) at the inner sides of two aluminum profile frames (7.8), a plurality of track rollers (7.10) are arranged between the track roller support and the aluminum profile frames (7.8) close to the track roller support, the length direction of the track rollers (7.10) is consistent with that of the driving roller (7.4), one end of each track roller (7.10) is connected with a chain wheel in a chain wheel and chain mechanism (7.3), the chain wheel drives the track rollers (7.10) to rotate, the other end of each track roller (7.10) extends out of a rotating shaft, the rotating shaft is inserted into a through hole formed in an L-shaped fixing plate (7.15), and the L-shaped fixing plate (7.15) is fixed on the track roller support; fixing plates (7.9) are arranged in the middle positions of the front side and the rear side of the frame (7.1), a lifting cylinder (7.7) is arranged at the bottom of each fixing plate (7.9), and the end part of a piston rod of each lifting cylinder (7.7) is fixed at the bottom of each fixing plate (7.9); a piston rod of the lifting cylinder (7.7) pushes the fixing plate (7.9) to drive the frame (7.1) to lift up and down; two guide rods (7.12) are symmetrically arranged on the front side edge and the rear side edge of the frame (7.1) respectively; a rotating platform (7.6) is arranged in the frame (7.1), a stepping motor is arranged at the bottom of the rotating platform (7.6), and a rotating shaft of the stepping motor is fixed at the center of the bottom of the rotating platform (7.6); a rotating shaft of the stepping motor drives the rotating platform (7.6) to rotate in the horizontal plane; the motor base of the stepping motor is fixed on a mounting plate at the bottom of the stepping motor, a welding frame is arranged on the outer circle of the mounting plate and is rectangular, cylinder fixing frames (7.11) are arranged on the front side and the rear side of the welding frame, and a cylinder base of a lifting cylinder (7.7) is fixed on the cylinder fixing frames (7.11); the bottom surface of the welding frame extends outwards to form four supporting planes, guide sleeves (7.13) are arranged at the left end and the right end of each of the front supporting plane and the rear supporting plane of the welding frame, the guide sleeves (7.13) are matched with guide rods (7.12) at the bottoms of the frames (7.1), and the guide rods (7.12) are movably inserted into the guide sleeves (13).
2. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: four groups of rollers (3.11) are arranged; the front end and the rear end of the movable bottom plate (3.8) are provided with limiting buffer blocks (3.15).
3. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: electric quick plug (3.17), divide gas piece (3.18) and RFID detection module (3.19) to set up on the mounting panel, and the side of bottom plate braced frame (3.7) is fixed in to the mounting panel.
4. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: and a guide rail lock (4.7) is arranged on the sliding plate (4.13).
5. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: the left side and the right side of the supporting bottom plate (4.9) are provided with a plurality of limiting assemblies (4.11).
6. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: the inner side of the special-shaped pressure guide rail (4.3) is provided with a plurality of locking mechanisms (4.12) along the length direction of the special-shaped pressure guide rail, and the locking mechanisms (4.12) are positioned between the limiting component (4.11) and the special-shaped pressure guide rail (4.3).
7. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: the plurality of track rollers (7.10) are located between the drive roller (7.4) and the driven roller (7.5).
8. The automatic flexible production line for profiled pressing, hole milling and welding of the automobile bumper according to claim 1, characterized in that: and round bottom supporting feet (7.14) are arranged at the bottoms of the four corners of the welding frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110239296.2A CN113183503A (en) | 2021-03-04 | 2021-03-04 | Automatic flexible production line for special-shaped pressing, hole milling and welding of automobile bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110239296.2A CN113183503A (en) | 2021-03-04 | 2021-03-04 | Automatic flexible production line for special-shaped pressing, hole milling and welding of automobile bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113183503A true CN113183503A (en) | 2021-07-30 |
Family
ID=76973109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110239296.2A Withdrawn CN113183503A (en) | 2021-03-04 | 2021-03-04 | Automatic flexible production line for special-shaped pressing, hole milling and welding of automobile bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113183503A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255839A (en) * | 2022-08-24 | 2022-11-01 | 江阴名旭模塑有限公司 | Double-circulation flexible automatic production line for automobile bumpers |
-
2021
- 2021-03-04 CN CN202110239296.2A patent/CN113183503A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255839A (en) * | 2022-08-24 | 2022-11-01 | 江阴名旭模塑有限公司 | Double-circulation flexible automatic production line for automobile bumpers |
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Application publication date: 20210730 |